- Owner type
- Corporation
- Serial number
- 760550
- Year built
- 2003
- Type
- Rotorcraft
- Engine
- Turbo-shaft
- Airworthiness
- Standard, transport
- Airworthiness date
- March 28, 2006
- Certificate issued
- October 10, 2024
- Expires
- October 31, 2031
- Mode S code
- A4A523
From the FAA registry file of October 24, 2026.
On this page
Airworthiness directives that may apply · 44
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
| 1999 | 4 |
|---|---|
| 2000 | 1 |
| 2001 | 4 |
| 2002 | 4 |
| 2003 | 3 |
| 2004 | 1 |
| 2005 | 1 |
| 2006 | 1 |
| 2007 | 2 |
| 2010 | 5 |
| 2011 | 1 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 3 |
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
See all 53 ADs
Information bulletins that may apply · 2
Advisory, not mandatory.
NTSB investigations
No NTSB investigations matched to N399KKMatched by N-number and event date, checked against the reported serial number, make and model. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Sikorsky S-76C aircraft
FAA incident reports
No FAA accident or incident reports matched to N399KKMatched by N-number and event date, checked against the reported make and model. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Sikorsky S-76C aircraft
Service difficulty reports
No reports matched to N399KKGeneral aviation reporting is voluntary. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Reports on Sikorsky S-76C aircraft
Reports on N399KK not matched to an aircraft · 23
They name N399KK, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.
SDR 95ZZZX5538Swirl Plate · crackedDURING 150-HOUR ENGINE INSPECTION, BORESCOPING RT ENGINE REVEALED CRACK ON SWIRL PLATE AND PIECES MISSING. DAMAGE BEYOND LIMITS. REMOVED ENGINE, INSTALLED LOANER ENGINE. INSPECTION AT TEAR DOWN REVEALED NO OTHER DAMAGE. NEW TYPE SWIRL PLATE TO BE INSTALLEDSDR 95ZZZX4275Pump · leakingNR 2 HYDRAULUIC PUMP CASE DRAIN LEAKING. C/A - INSTALLED SERVICEABLE PUMP ASSEMBLY IAW SIKORSKY MM. BLED SYSTEM. RUN-UP AND LEAK CHECK NORMAL. SERVICED HYDRAULIC SYSTEM. (THIRD PUMP CHANGE THIS POSITION DUE LEAKAGE). AIRCRAFT TT 387.7 HOURS. LANDINGS, 9SDR EGRA9590Blade · disbondedTAIL ROTOR BLADE HAS DEBONDED SNUBBER PADS INSTALLED REPAIRED TAIL ROTOR BLADE FROM CTI
See all 23 unmatched reportsSTCs that may be installed · 352
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.
See all 352 STCs